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A168
PCIe 8-Port RS232 Card
90,00 EUR
inkl. Umsatzsteuer 107,10 EUR
- Eight Independent RS232 Ports: Provides eight fully functional RS232 serial interfaces on a single PCIe card, each configurable independently.
- High-Performance Controller: Utilizes the Moschip MCS9900 serial communication controller, offering advanced buffering and reduced CPU load.
- PCI Express Interface: Fully compliant with PCIe bus architecture, ensuring high-speed data transfer and plug-and-play configuration.
- Flexible Baud Rate Support: Each port supports software-programmable baud rates from 50 to 115,200 bps.
- Memory-Mapped I/O: System I/O, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS.
- Comprehensive OS Support: Compatible with Windows 2000, XP, 2003, Vista, Windows 7, and Linux operating systems.
- Industrial-Grade Design: Built for industrial control environments with wide operating temperature and humidity ranges.
- Compact Form Factor: Standard PCIe bracket with a compact PCB size of 135 × 105 mm.
- Expandable System Integration: Supports up to two A168 cards per system, allowing up to 16 serial ports in one PC.
- Flexible Connectivity Options: Includes DB62 female connector on the card and expansion cables for DB9 or DB25 connectors.
- Plug-and-Play Installation: Automatic resource allocation via PCI BIOS; no manual configuration required.
- Compatible Accessories: Supports optional RS4232-8 isolation box for ground-isolated RS232/RS422/RS485 conversion.
- High-Performance Controller: Utilizes the Moschip MCS9900 serial communication controller, offering advanced buffering and reduced CPU load.
- PCI Express Interface: Fully compliant with PCIe bus architecture, ensuring high-speed data transfer and plug-and-play configuration.
- Flexible Baud Rate Support: Each port supports software-programmable baud rates from 50 to 115,200 bps.
- Memory-Mapped I/O: System I/O, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS.
- Comprehensive OS Support: Compatible with Windows 2000, XP, 2003, Vista, Windows 7, and Linux operating systems.
- Industrial-Grade Design: Built for industrial control environments with wide operating temperature and humidity ranges.
- Compact Form Factor: Standard PCIe bracket with a compact PCB size of 135 × 105 mm.
- Expandable System Integration: Supports up to two A168 cards per system, allowing up to 16 serial ports in one PC.
- Flexible Connectivity Options: Includes DB62 female connector on the card and expansion cables for DB9 or DB25 connectors.
- Plug-and-Play Installation: Automatic resource allocation via PCI BIOS; no manual configuration required.
- Compatible Accessories: Supports optional RS4232-8 isolation box for ground-isolated RS232/RS422/RS485 conversion.
1. Product Overview
Product Name: PCIe 8-Port RS232 Card
Model: A168
Series: APCIe Series (Advanced PCI Express Serial Communication Cards)
Article Number: A168
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Contact: Tel: +886-2-82858362 | Fax: +886-2-82857065 | Email: rayon@ms1.hinet.net
Websites: [www.rayontech.com](http://www.rayontech.com), [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
The Rayon A168 is an industrial-grade PCI Express (PCIe) expansion card designed to provide eight independent RS232 serial communication ports for PC-based control, automation, and data acquisition systems. It belongs to Rayon’s APCIe family of advanced serial communication cards, which are engineered for high reliability, plug-and-play installation, and broad operating system compatibility. The A168 is based on the Moschip MCS9900 controller and supports baud rates from 50 to 115,200 bps per port. It is ideal for industrial control, instrumentation, and multi-port serial communication applications requiring robust and scalable connectivity.
2. Key Features
- Eight Independent RS232 Ports: Provides eight fully functional RS232 serial interfaces on a single PCIe card, each configurable independently.
- High-Performance Controller: Utilizes the Moschip MCS9900 serial communication controller, offering advanced buffering and reduced CPU load.
- PCI Express Interface: Fully compliant with PCIe bus architecture, ensuring high-speed data transfer and plug-and-play configuration.
- Flexible Baud Rate Support: Each port supports software-programmable baud rates from 50 to 115,200 bps.
- Memory-Mapped I/O: System I/O, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS.
- Comprehensive OS Support: Compatible with Windows 2000, XP, 2003, Vista, Windows 7, and Linux operating systems.
- Industrial-Grade Design: Built for industrial control environments with wide operating temperature and humidity ranges.
- Compact Form Factor: Standard PCIe bracket with a compact PCB size of 135 × 105 mm.
- Expandable System Integration: Supports up to two A168 cards per system, allowing up to 16 serial ports in one PC.
- Flexible Connectivity Options: Includes DB62 female connector on the card and expansion cables for DB9 or DB25 connectors.
- Plug-and-Play Installation: Automatic resource allocation via PCI BIOS; no manual configuration required.
- Compatible Accessories: Supports optional RS4232-8 isolation box for ground-isolated RS232/RS422/RS485 conversion.
3. Technical Specifications
- Controller Chip: Moschip MCS9900 (PCIe to multi-port serial controller)
- Bus Interface: PCI Express (PCIe x1 slot compatible)
- Number of Ports: 8 independent RS232 ports
- Interface Type: RS232 (DTE)
- Baud Rate Range: 50 to 115,200 bps (software programmable)
- Flow Control: Supports Xon/Xoff (software) and RTS/CTS (hardware) flow control
- Connector Type: DB62 female connector on card
- Expansion Cable Options:
- R804: DB62 male to 8 × DB9 male connectors (included)
- R801: DB62 male to 8 × DB25 male connectors (optional)
- R802: DB62 male to 8 × DB25 female connectors (optional)
- R803: DB62 male to DB62 male cable (for RS4232-8 isolation box connection)
- Dimensions: 135 mm (L) × 105 mm (W)
- Bracket Type: Standard PCIe bracket
- Maximum Cards per System: 2
- Operating Temperature: 0°C to 55°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10% to 95% RH (non-condensing)
- Storage Humidity: 5% to 95% RH
- Construction Material: High-quality PCB with industrial-grade components
- Power Requirements: Supplied via PCIe bus (no external power required)
4. Functionality
The A168 PCIe 8-Port RS232 Card provides eight independent asynchronous serial communication channels through a single PCIe slot. Each port functions as a standard RS232 interface, supporting full-duplex communication with configurable baud rates and flow control. The card’s Moschip MCS9900 controller integrates 128-byte transmit and receive FIFOs per port, significantly reducing CPU interrupts and improving system performance in multi-port communication environments.
Use Cases and Applications:
- Industrial automation and control systems
- Data acquisition and monitoring
- POS (Point of Sale) systems
- Instrumentation and laboratory equipment
- Serial device networking and communication hubs
- SCADA and process control systems
- Embedded system development and testing
Compatibility:
- Fully compatible with PCIe x1, x4, x8, and x16 slots
- Supports Windows 2000/XP/2003/Vista/7 and Linux (kernel 2.6.x and later)
- Compatible with SCO UNIX and other operating systems supporting standard serial drivers
5. Components & Accessories
Included in Package:
- One A168 PCIe 8-Port RS232 interface card
- One R804 expansion cable (DB62 male to 8 × DB9 male connectors)
- User manual and driver CD
Optional Accessories:
- R801 cable: DB62 male to 8 × DB25 male connectors
- R802 cable: DB62 male to 8 × DB25 female connectors
- R803 cable: DB62 male to DB62 male cable (for RS4232-8 isolation box)
- RS4232-8 isolation box: Converts RS232 signals to isolated RS232/RS422/RS485 interfaces
- TB485 converter: DB9 to terminal block adapter for RS485 wiring
Connector Pin Assignments:
- DB62 female connector pinout supports TXD, RXD, RTS, CTS, DSR, DTR, DCD, and GND signals for each of the eight ports.
- Each port is fully mapped and isolated within the DB62 connector, ensuring signal integrity and proper grounding.
6. Installation & Setup
System Requirements:
- Available PCI Express slot (x1 or higher)
- Compatible operating system (Windows 2000/XP/Vista/7 or Linux)
- Administrative privileges for driver installation
Installation Procedure:
1. Power off the host system.
2. Insert the A168 card into an available PCIe slot.
3. Secure the card using the bracket screw.
4. Connect the R804 expansion cable to the DB62 connector on the card.
5. Attach serial devices to the DB9 connectors on the expansion cable.
6. Power on the system.
7. Install the appropriate driver from the provided CD or download from Rayon’s website.
8. Verify installation via Device Manager (Windows) or `/dev/tty2[1–4][a–h]` devices (Linux).
Driver Installation:
- Windows 2000/XP/2003/Vista: Plug-and-play detection; specify driver path (e.g., `G:\PCIe_Card\APCIe\Win32`).
- Windows 7: Manual driver installation via Device Manager (“Update Driver” → “Browse my computer” → specify driver path).
- Linux: Install via provided script (`/etc/rayone/Install.redhat`), rebuild kernel modules, and reboot.
Configuration:
- I/O, memory, and IRQ resources are automatically assigned by PCI BIOS.
- No DIP switch or jumper configuration required on the A168 card.
- Supports up to four APCIe cards (including A168) in one system.
7. Performance & Capabilities
- Data Throughput: Each port supports up to 115.2 Kbps; aggregate throughput depends on system bandwidth.
- FIFO Buffer: 128-byte transmit and receive buffers per port for efficient data handling.
- Interrupt Handling: Shared IRQ support; automatic assignment by PCI BIOS.
- Latency Reduction: Buffered communication minimizes CPU interrupts, improving multitasking performance.
- Scalability: Up to two A168 cards per system (16 total RS232 ports).
- Reliability: Industrial-grade design ensures stable operation under continuous load.
- Limitations: RS232-only interface (no RS422/RS485 support on this model); for mixed or isolated interfaces, use A118 or A138 models.
8. Standards & Compliance
- Bus Standard: PCI Express Base Specification compliant
- Serial Interface Standard: EIA/TIA RS232C
- Controller Compliance: Moschip MCS9900 compatible
- Operating System Drivers: Certified for Windows and Linux environments
- Environmental Compliance: Designed for industrial temperature and humidity ranges
- Safety and EMC: Meets general PC peripheral safety and electromagnetic compatibility standards
- RoHS Compliance: Manufactured using lead-free processes and materials
9. Additional Information
Warranty:
- One-year limited hardware warranty covering defects in materials and workmanship.
- Warranty excludes damage from misuse, unauthorized servicing, or environmental factors.
- Out-of-warranty repairs available at a flat-rate service charge.
Support & Maintenance:
- Technical support available via email (rayon@ms1.hinet.net).
- Driver updates and documentation downloadable from Rayon’s website.
- RMA (Return Material Authorization) required for product returns or repairs.
- Users advised to contact Rayon support before returning hardware to verify if issues are software-related.
Maintenance Recommendations:
- Keep PCIe contacts clean and free of dust.
- Avoid inserting/removing the card while the system is powered on.
- Ensure proper ventilation in industrial environments.
- Use shielded cables for long-distance serial communication to minimize interference.
Related Models in APCIe Series:
- A102: 2-port RS232
- A132: 2-port RS422/RS485
- A112: 2-port RS232/RS422/RS485
- A104: 4-port RS232
- A134: 4-port RS422/RS485
- A114: 4-port RS232/RS422/RS485
- A118: 8-port RS232/RS422/RS485
- A138: 8-port RS422/RS485
- A134I / A124I: Isolated versions with ground isolation for RS422/RS485 or mixed RS232/RS485 ports
Optional Expansion Devices:
- RS4232-8 Box: Provides galvanic isolation and RS232/RS422/RS485 conversion for eight ports.
- RS4232-4 Box: Four-port version with selectable interface modes via DIP switches.
- TWIN232 / TWIN485 Converters: Ground-isolated RS232/RS422/RS485 converters for extended communication networks.
- UTS004 / UTS485 USB Converters: USB-based alternatives with isolated RS422/RS485 ports.
Driver and Software Utilities:
- Windows driver package (multi-function and serial port drivers)
- Linux driver source and installation scripts
- “RAYMON.EXE” terminal emulation utility for testing COM ports
- Diagnostic tools for verifying port operation and IRQ assignments
Troubleshooting Highlights:
- Verify PCI BIOS detects the card (Vendor ID 9710, Device ID 9900).
- Ensure correct driver version for OS.
- Check for IRQ conflicts with legacy ISA devices.
- Use loopback connectors for port testing.
- Contact Rayon support for persistent hardware or driver issues.
Summary
The Rayon A168 PCIe 8-Port RS232 Card is a robust, high-performance serial communication solution tailored for industrial and commercial applications requiring multiple RS232 connections. With its Moschip MCS9900 controller, automatic resource allocation, and broad OS compatibility, the A168 delivers reliable, efficient, and scalable serial connectivity. Its modular design, optional isolation accessories, and comprehensive driver support make it a versatile choice for system integrators, automation engineers, and developers seeking dependable multi-port serial expansion on modern PCIe platforms.
Product Name: PCIe 8-Port RS232 Card
Model: A168
Series: APCIe Series (Advanced PCI Express Serial Communication Cards)
Article Number: A168
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Contact: Tel: +886-2-82858362 | Fax: +886-2-82857065 | Email: rayon@ms1.hinet.net
Websites: [www.rayontech.com](http://www.rayontech.com), [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
The Rayon A168 is an industrial-grade PCI Express (PCIe) expansion card designed to provide eight independent RS232 serial communication ports for PC-based control, automation, and data acquisition systems. It belongs to Rayon’s APCIe family of advanced serial communication cards, which are engineered for high reliability, plug-and-play installation, and broad operating system compatibility. The A168 is based on the Moschip MCS9900 controller and supports baud rates from 50 to 115,200 bps per port. It is ideal for industrial control, instrumentation, and multi-port serial communication applications requiring robust and scalable connectivity.
2. Key Features
- Eight Independent RS232 Ports: Provides eight fully functional RS232 serial interfaces on a single PCIe card, each configurable independently.
- High-Performance Controller: Utilizes the Moschip MCS9900 serial communication controller, offering advanced buffering and reduced CPU load.
- PCI Express Interface: Fully compliant with PCIe bus architecture, ensuring high-speed data transfer and plug-and-play configuration.
- Flexible Baud Rate Support: Each port supports software-programmable baud rates from 50 to 115,200 bps.
- Memory-Mapped I/O: System I/O, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS.
- Comprehensive OS Support: Compatible with Windows 2000, XP, 2003, Vista, Windows 7, and Linux operating systems.
- Industrial-Grade Design: Built for industrial control environments with wide operating temperature and humidity ranges.
- Compact Form Factor: Standard PCIe bracket with a compact PCB size of 135 × 105 mm.
- Expandable System Integration: Supports up to two A168 cards per system, allowing up to 16 serial ports in one PC.
- Flexible Connectivity Options: Includes DB62 female connector on the card and expansion cables for DB9 or DB25 connectors.
- Plug-and-Play Installation: Automatic resource allocation via PCI BIOS; no manual configuration required.
- Compatible Accessories: Supports optional RS4232-8 isolation box for ground-isolated RS232/RS422/RS485 conversion.
3. Technical Specifications
- Controller Chip: Moschip MCS9900 (PCIe to multi-port serial controller)
- Bus Interface: PCI Express (PCIe x1 slot compatible)
- Number of Ports: 8 independent RS232 ports
- Interface Type: RS232 (DTE)
- Baud Rate Range: 50 to 115,200 bps (software programmable)
- Flow Control: Supports Xon/Xoff (software) and RTS/CTS (hardware) flow control
- Connector Type: DB62 female connector on card
- Expansion Cable Options:
- R804: DB62 male to 8 × DB9 male connectors (included)
- R801: DB62 male to 8 × DB25 male connectors (optional)
- R802: DB62 male to 8 × DB25 female connectors (optional)
- R803: DB62 male to DB62 male cable (for RS4232-8 isolation box connection)
- Dimensions: 135 mm (L) × 105 mm (W)
- Bracket Type: Standard PCIe bracket
- Maximum Cards per System: 2
- Operating Temperature: 0°C to 55°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10% to 95% RH (non-condensing)
- Storage Humidity: 5% to 95% RH
- Construction Material: High-quality PCB with industrial-grade components
- Power Requirements: Supplied via PCIe bus (no external power required)
4. Functionality
The A168 PCIe 8-Port RS232 Card provides eight independent asynchronous serial communication channels through a single PCIe slot. Each port functions as a standard RS232 interface, supporting full-duplex communication with configurable baud rates and flow control. The card’s Moschip MCS9900 controller integrates 128-byte transmit and receive FIFOs per port, significantly reducing CPU interrupts and improving system performance in multi-port communication environments.
Use Cases and Applications:
- Industrial automation and control systems
- Data acquisition and monitoring
- POS (Point of Sale) systems
- Instrumentation and laboratory equipment
- Serial device networking and communication hubs
- SCADA and process control systems
- Embedded system development and testing
Compatibility:
- Fully compatible with PCIe x1, x4, x8, and x16 slots
- Supports Windows 2000/XP/2003/Vista/7 and Linux (kernel 2.6.x and later)
- Compatible with SCO UNIX and other operating systems supporting standard serial drivers
5. Components & Accessories
Included in Package:
- One A168 PCIe 8-Port RS232 interface card
- One R804 expansion cable (DB62 male to 8 × DB9 male connectors)
- User manual and driver CD
Optional Accessories:
- R801 cable: DB62 male to 8 × DB25 male connectors
- R802 cable: DB62 male to 8 × DB25 female connectors
- R803 cable: DB62 male to DB62 male cable (for RS4232-8 isolation box)
- RS4232-8 isolation box: Converts RS232 signals to isolated RS232/RS422/RS485 interfaces
- TB485 converter: DB9 to terminal block adapter for RS485 wiring
Connector Pin Assignments:
- DB62 female connector pinout supports TXD, RXD, RTS, CTS, DSR, DTR, DCD, and GND signals for each of the eight ports.
- Each port is fully mapped and isolated within the DB62 connector, ensuring signal integrity and proper grounding.
6. Installation & Setup
System Requirements:
- Available PCI Express slot (x1 or higher)
- Compatible operating system (Windows 2000/XP/Vista/7 or Linux)
- Administrative privileges for driver installation
Installation Procedure:
1. Power off the host system.
2. Insert the A168 card into an available PCIe slot.
3. Secure the card using the bracket screw.
4. Connect the R804 expansion cable to the DB62 connector on the card.
5. Attach serial devices to the DB9 connectors on the expansion cable.
6. Power on the system.
7. Install the appropriate driver from the provided CD or download from Rayon’s website.
8. Verify installation via Device Manager (Windows) or `/dev/tty2[1–4][a–h]` devices (Linux).
Driver Installation:
- Windows 2000/XP/2003/Vista: Plug-and-play detection; specify driver path (e.g., `G:\PCIe_Card\APCIe\Win32`).
- Windows 7: Manual driver installation via Device Manager (“Update Driver” → “Browse my computer” → specify driver path).
- Linux: Install via provided script (`/etc/rayone/Install.redhat`), rebuild kernel modules, and reboot.
Configuration:
- I/O, memory, and IRQ resources are automatically assigned by PCI BIOS.
- No DIP switch or jumper configuration required on the A168 card.
- Supports up to four APCIe cards (including A168) in one system.
7. Performance & Capabilities
- Data Throughput: Each port supports up to 115.2 Kbps; aggregate throughput depends on system bandwidth.
- FIFO Buffer: 128-byte transmit and receive buffers per port for efficient data handling.
- Interrupt Handling: Shared IRQ support; automatic assignment by PCI BIOS.
- Latency Reduction: Buffered communication minimizes CPU interrupts, improving multitasking performance.
- Scalability: Up to two A168 cards per system (16 total RS232 ports).
- Reliability: Industrial-grade design ensures stable operation under continuous load.
- Limitations: RS232-only interface (no RS422/RS485 support on this model); for mixed or isolated interfaces, use A118 or A138 models.
8. Standards & Compliance
- Bus Standard: PCI Express Base Specification compliant
- Serial Interface Standard: EIA/TIA RS232C
- Controller Compliance: Moschip MCS9900 compatible
- Operating System Drivers: Certified for Windows and Linux environments
- Environmental Compliance: Designed for industrial temperature and humidity ranges
- Safety and EMC: Meets general PC peripheral safety and electromagnetic compatibility standards
- RoHS Compliance: Manufactured using lead-free processes and materials
9. Additional Information
Warranty:
- One-year limited hardware warranty covering defects in materials and workmanship.
- Warranty excludes damage from misuse, unauthorized servicing, or environmental factors.
- Out-of-warranty repairs available at a flat-rate service charge.
Support & Maintenance:
- Technical support available via email (rayon@ms1.hinet.net).
- Driver updates and documentation downloadable from Rayon’s website.
- RMA (Return Material Authorization) required for product returns or repairs.
- Users advised to contact Rayon support before returning hardware to verify if issues are software-related.
Maintenance Recommendations:
- Keep PCIe contacts clean and free of dust.
- Avoid inserting/removing the card while the system is powered on.
- Ensure proper ventilation in industrial environments.
- Use shielded cables for long-distance serial communication to minimize interference.
Related Models in APCIe Series:
- A102: 2-port RS232
- A132: 2-port RS422/RS485
- A112: 2-port RS232/RS422/RS485
- A104: 4-port RS232
- A134: 4-port RS422/RS485
- A114: 4-port RS232/RS422/RS485
- A118: 8-port RS232/RS422/RS485
- A138: 8-port RS422/RS485
- A134I / A124I: Isolated versions with ground isolation for RS422/RS485 or mixed RS232/RS485 ports
Optional Expansion Devices:
- RS4232-8 Box: Provides galvanic isolation and RS232/RS422/RS485 conversion for eight ports.
- RS4232-4 Box: Four-port version with selectable interface modes via DIP switches.
- TWIN232 / TWIN485 Converters: Ground-isolated RS232/RS422/RS485 converters for extended communication networks.
- UTS004 / UTS485 USB Converters: USB-based alternatives with isolated RS422/RS485 ports.
Driver and Software Utilities:
- Windows driver package (multi-function and serial port drivers)
- Linux driver source and installation scripts
- “RAYMON.EXE” terminal emulation utility for testing COM ports
- Diagnostic tools for verifying port operation and IRQ assignments
Troubleshooting Highlights:
- Verify PCI BIOS detects the card (Vendor ID 9710, Device ID 9900).
- Ensure correct driver version for OS.
- Check for IRQ conflicts with legacy ISA devices.
- Use loopback connectors for port testing.
- Contact Rayon support for persistent hardware or driver issues.
Summary
The Rayon A168 PCIe 8-Port RS232 Card is a robust, high-performance serial communication solution tailored for industrial and commercial applications requiring multiple RS232 connections. With its Moschip MCS9900 controller, automatic resource allocation, and broad OS compatibility, the A168 delivers reliable, efficient, and scalable serial connectivity. Its modular design, optional isolation accessories, and comprehensive driver support make it a versatile choice for system integrators, automation engineers, and developers seeking dependable multi-port serial expansion on modern PCIe platforms.
-
A168_Catalog_en.pdf
PDF Catalog
-
APCIE_036E.pdf
Manual
- Rayon-Terminal - Rayon serial port data log debug tool with source
- Rayon-Monitor - Rayon monitor terminal emulation program with source
